Home / 69,328.18-103,992.28-22,581.06

Finding the Fourth Proportional to 69,328.18, 103,992.28 and 22,581.06

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Solution

The fourth proportional to 69,328.18, 103,992.28 and 22,581.06 is: 33,871.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,328.18 : 103,992.28 = 22,581.06 : x
  2. Step 2: Convert to fraction form
    69,328.18/103,992.28 = 22,581.06/x
  3. Step 3: Cross multiply
    69,328.18x = 103,992.28 × 22,581.06
  4. Step 4: Simplify right side
    69,328.18x = 2,348,255,467.79
  5. Step 5: Solve for x
    x = 2,348,255,467.79/69,328.18
  6. Step 6: Final answer
    x = 33,871.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.